On the contrary. This is an indicator of the Republican claims being based on no evidence. The fact that these lies happen to be incredibly damaging to the perception of US democracy is a good enough reason for a private company to decide not to host it.
It's not part of an even larger coverup, as you seem to believe. Do you know how many people would need to be involved on a coverup of this scale? How is that even remotely close to being the right explanation.